In 1818, the North West Company builds Fort Nez Perces (sometimes written "Fort Nez Perce") on the Columbia River at the mouth of the Walla Walla River. The North West Company competes with the Hudson...
On October 20, 1818, in order to improve relations in the wake of the War of 1812, Great Britain and the United States agree to peaceful coexistence in the Pacific Northwest by signing the Convention ...
Around 1824, the Walla Walla Frenchtown is established near the mouth of the Walla Walla River. The community is associated with the Hudson's Bay Company post first built by the French Canadian Northw...
On October 28, 1824, George Simpson (ca. 1787-1860), a Hudson's Bay Company official, arrives at the company's Spokane House fur-trading post (located not far from where the city of Spokane will later...
In 1825, Suquamish Chief Kitsap (d. 1860) defeats a force of Cowichan raiders on Dungeness Spit. The Cowichans as well as other tribes of Vancouver Island and the Northwest Coast routinely attack Nati...
On March 19, 1825, the Hudson's Bay Company opens Fort Vancouver on a bluff above the north bank of the Columbia River where the city of Vancouver, Clark County, is now located. For the next 20 years,...
On April 20, 1825, David Douglas (1799-1834) arrives at Fort Vancouver, the Hudson's Bay Company's new Columbia River headquarters, in the company of chief factor Dr. John McLoughlin (1784-1857). The ...
In early August 1825, the Hudson's Bay Company begins constructing Fort Colvile as a trading post. Fort Colvile is located at the upper end of the two-mile portage around Kettle Falls on the Columbia ...
On September 3, 1825, exploring naturalist David Douglas (1799-1834) sets out from an Upper Chinookan village at the Cascades of the Columbia River to climb the mountain ridges above the Cascades in p...
On April 7, 1826, Spokane House, which was built in 1810 by the North West Company of Montreal, is officially closed. The first trade house constructed in what will later become the state of Washingto...
In May 1826, Scottish botanist David Douglas (1799-1834) is guided south through the Colville Valley by two sons of retired fur trader Jacques Raphael "Jaco" Finlay (1768-1828), the founder of Spokane...
In May 1828, Jacques Raphael ("Jaco") Finlay (1768-1828), dies at Spokane House, which he established in 1810, at the confluence of the Spokane and Little Spokane rivers, as the first fur-trading post...